283185307179586
283185307179586 is the sequence of decimal digits that follows the decimal point in the value of the mathematical constant 2π. Specifically, 2π is approximately 6.283185307179586..., and the given string corresponds to the first 15 digits after the decimal point: 283185307179586.
The digits themselves do not constitute a separate, named constant. They are simply a truncation of the
In practical terms, the string is sometimes cited as a convenient illustrative fragment of 2π’s decimal expansion
See also: pi, circle constant, constant terms in numerical approximations, irrational numbers.